Global Patent Index - EP 0904319 A1

EP 0904319 A1 19990331 - CYCLIC OLEFIN POLYMER BLENDS EXHIBITING IMPROVED IMPACT RESISTANCE AND GOOD TRANSPARENCY

Title (en)

CYCLIC OLEFIN POLYMER BLENDS EXHIBITING IMPROVED IMPACT RESISTANCE AND GOOD TRANSPARENCY

Title (de)

MISCHUNGEN MIT CYCLOOLEFIN-POLYMER MIT VERBESSERTER SCHLAGBESTÄNDIGKEIT UNG GUTER TRANSPARENZ

Title (fr)

MELANGES POLYMERE D'OLEFINE CYCLIQUE PRESENTANT UNE PLUS GRANDE RESISTANCE AU CHOC ET UNE BONNE TRANSPARENCE

Publication

EP 0904319 A1 19990331 (EN)

Application

EP 97920034 A 19970401

Priority

  • US 9705388 W 19970401
  • US 65961096 A 19960606

Abstract (en)

[origin: WO9746617A1] This invention discloses blends of cyclic olefin polymers and styrene-containing elastomers useful as molding compositions to mold articles thereform. The articles so molded exhibit improved mechanical properties without any significant effect on optical properties, making them ideally suitable for applications such as optical discs, lenses and the like.

IPC 1-7

C08L 45/00; C08L 21/00

IPC 8 full level

C08L 9/06 (2006.01); C08L 25/04 (2006.01); C08L 45/00 (2006.01); C08L 21/00 (2006.01); C08L 53/00 (2006.01)

CPC (source: EP US)

C08L 45/00 (2013.01 - EP US); C08L 21/00 (2013.01 - EP US); C08L 53/00 (2013.01 - EP US)

Citation (search report)

See references of WO 9746617A1

Designated contracting state (EPC)

DE FR GB IT NL

DOCDB simple family (publication)

WO 9746617 A1 19971211; CA 2255590 A1 19971211; CA 2255590 C 20090623; DE 69719751 D1 20030417; DE 69719751 T2 20040219; EP 0904319 A1 19990331; EP 0904319 B1 20030312; JP 2000511582 A 20000905; US 6090888 A 20000718

DOCDB simple family (application)

US 9705388 W 19970401; CA 2255590 A 19970401; DE 69719751 T 19970401; EP 97920034 A 19970401; JP 50055998 A 19970401; US 65961096 A 19960606